The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 05, 1999
Filed:
Mar. 13, 1998
Applicant:
Inventors:
Terry G Lilly, York, PA (US);
Leslie E Noel, York, PA (US);
Edwin G Steiner, York, PA (US);
William Kamper, Red Lion, PA (US);
Assignee:
Primex Technologies, Inc., St. Petersburg, FL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
175-46 ; 166 551 ; 166297 ;
Abstract
The invention is directed to an expendable tubing conveyed perforator, comprising (a) an outer tube made from a material having high strength and low impact resistance; and (b) an inner structure positioned within the outer tube for holding one or more explosive charges, the inner structure made from a combustible material. The invention is also directed to a method of perforating a well casing using the expendable tubing conveyed perforator system.